documentr is a Web-based tool for editing and presenting software documentation. It allows you to easily maintain documentation for multiple products and product branches. Edits can easily be copied between branches, with merge conflicts being handled gracefully. It uses Markdown as its markup language, along with some extensions, and has a role-based permission system.

OpenLegacy is a powerful, lightweight, extensible, and flexible Java-based API framework and tools for building applications and services over existing legacy applications. This is commonly known as legacy modernization or application modernization.

Commentari is a Disqus like commenting written in Java/Spring. It uses JavaScript/Ajax to fetch, add, and page through comments. Progressive enhancement is used. The demo interface uses Zurb Foundation, and adapts to tablets, mobile devices, etc. using HTML media calls. Comments are stored in a disk backed treap store, a fast binary tree.